1. A battery, comprising:
at least one battery cell stack including at least one battery cell;
a state-of-charge indicator coupled to said at least one battery cell to indicate an amount of charge remaining in said at least one battery cell; and
a physical key detachably coupled to said state-of-charge indicator to control a mode of operation of said state-of-charge indicator.
2. The battery of claim 1, wherein said physical key comprises:
an onoff actuator for said state-of-charge indicator.
3. The battery of claim 1, wherein said battery comprises:
an open circuit between said state-of-charge indicator and said at least one battery cell stack if said physical key is coupled to said state-of-charge indicator.
4. The battery of claim 1, wherein said battery comprises:
a closed circuit between said state-of-charge indicator and said at least one battery cell stack if said physical key is detached from said state-of-charge indicator.
5. The battery of claim 1, further comprising:
a protection circuit coupled to said at least one battery cell stack and said state-of-charge indicator,
wherein said protection circuit includes circuitry to protect said at least one cell stack from at least one of excessive current draw, damaging temperature conditions and reverse current.
6. The battery of claim 1, further comprising:
a complete discharge device coupled to said at least one battery cell stack and said state-of-charge indicator.
7. The battery of claim 6, wherein said complete discharge device comprises:
an actuator; and
a load coupled to said actuator,
wherein said actuator and said load function to allow said battery to discharge into a non-reactive state suitable for non-hazardous disposal.
8. The battery of claim 1, wherein said state-of-charge indicator comprises:
circuitry to cause said state-of-charge indicator to operate in at least one of an active mode, a hibernate mode and a sleep mode, wherein:
said state-of-charge indicator operating in said sleep mode consumes less charge from said at least one battery cell than said state-of-charge indicator operating in said active mode, and
said state-of-charge indicator operating in said hibernate mode consumes less charge from said at least one battery cell than said state-of-charge indicator operating in said sleep mode.
9. The battery of claim 1, wherein said battery comprises:
A closed circuit between said state-of-charge indicator and said at least one battery cell stack if said physical key is coupled to said state-of-charge indicator.
10. The battery of claim 1, wherein said battery comprises:
an open circuit between said state-of-charge indicator and said at least one battery cell stack if said physical key is detached from said state-of-charge indicator.
11. A system to indicate a battery state of charge, comprising:
a battery, wherein said battery comprises:
at least one battery cell,
a state-of-charge indicator coupled to said at least one battery cell to indicate an amount of charge remaining in said at least one battery cell,
wherein said state-of-charge indicator comprises:
circuitry to operate said state-of-charge indicator in at least one of an active mode, a hibernate mode and a sleep mode, wherein said state-of-charge indicator operating in said sleep mode consumes less charge from said at least one battery cell than said state-of-charge indicator operating in said active mode, and said state-of-charge indicator operating in said hibernate mode consumes less charge from said at least one battery cell than said state-of-charge indicator operating in said sleep mode, and
a physical key detachably coupled to said state-of-charge indicator to control a mode of operation of said state-of-charge indicator; and
an electronic device coupled to said battery.
12. The system of claim 11, wherein said battery further comprises:
a protection circuit coupled to said at least one battery cell and said state-of-charge indicator,
wherein said protection circuit includes circuitry to protect said at least one battery cell from at least one of excessive current draw, damaging temperature conditions and reverse current.
13. The system of claim 11, wherein said battery further comprises:
a complete discharge device coupled to said at least one battery and said state-of-charge indicator.
14. The system of claim 13, wherein said complete discharge device comprises:
an actuator; and
a load coupled to said actuator,
wherein said actuator and said load function to allow said battery to discharge into a non-reactive state suitable for non-hazardous disposal if said battery becomes substantially discharged.
The claims below are in addition to those above.
All refrences to claim(s) which appear below refer to the numbering after this setence.
1. A solid state lighting source illumination device, comprising a bracket, and at least one solid state lighting source module, said solid state lighting source module comprising a substrate and at least one solid state lighting source set up on the substrate and electrically connecting with the substrate, wherein the substrate is fixed on a top of a base of the bracket and keeping a distance from the base of the bracket to form a heat dissipation space between the substrate and the bracket, the solid state lighting source facing away from the base of the bracket;
wherein the substrate is provided with through holes therein which communicate with the heat dissipation space and near the solid state lighting source so that heat generated by the solid state lighting source can be transferred to the heat dissipation space through the through holes; and
wherein the color of the substrate is white.
2. The solid state lighting source illumination device of claim 1, wherein the substrate is fixed on the top of the base of the bracket by a supporter.
3. The solid state lighting source illumination device of claim 1, wherein the supporter is fixed on the top surface of the base of the bracket.
4. The solid state lighting source illumination device of claim 1, wherein a height of the heat dissipation space between the substrate and the bracket is from 1 mm to 50 mm.
5. The solid state lighting source illumination device of claim 1, wherein both sides of the substrate are plated with metal layers.
6. The solid state lighting source illumination device of claim 5, wherein the metal layers are made of gold, silver or copper.